Combination tool



Feb. l0, 1931. E. 1 `vJol-msnm ET AL.

COMBINATION TOOL Filed June 20, 1928 E; L. JOHNSTON ,:T AL. 1.791.817

COMBINATION TOOL l `2 Sheets-Sheet 2 Feb.l0, 1931.

Filed Junve 20, 1928 s SN 'Inventor "wir,

Patented Feb. 10, 19371- coivinINAfrioNprooL The presentinventionrelatestoiniprove- "ments in measuring instruments and has referencemore particularly to a vcoinbinsitionV tool for' use; by brick layersand` vother 5 mechanics;lu

One of theimporta-nt objects of the present invention `is to` provide acompound tool,

which includes a l'square, rule,l plumb and,v

A further object'isvtoprovide a-combina' tion tool that-is compact, thep arts being so arranged'as to Lpermit any oneof the aforementionedinstruments to be used whenever desired. f

A further object is to provide a combina-' tion tool which includes ameans for securing the swinging arm in a folded-position within` In theaccompanying drawings, forming a part of this application and in whichlikev numerals designate like parts throughout the several views: y

tion tool embodying my invention, Ashowing thevertically swinging armsin a. toldedposi- Y y being'enlarged'toaccommcdatethe head of the screw;so v,that the headof theA screw will tion. .v

' Figure 2 isa top plan view.

.the vertically swinging arm, the latter being? shown in a raisedposition.

" Figure 4 is a detail showing theY pivotal.: support fer'the verticallyswinging arm, Figure 5 is a sectional view, taken approximately on theline 5- 5 of Figurel, looking 1 trated in Figure t.

in the direction,of'tliearrows A further object includes the provisionof'.y

pensive, strong and durable. 'and further welll ceeds and when taken inconnection with the'- accompanying drawings, i

`Figure l is a side elevation of the combina-1.`

Figure 3 is afsectional view through one` end of the stock, showing therecess formed is formed andthisdetail:isimoregclearly illus- In thedrawings, wherein for the purpose 'of illustration is shown thepreferred-embodimentof my invention, the numeral 1 designates asubstantially rectangular shaped stock that 'is preferably` constructedof wood and as is clearly shown in Figure 5, 'the op.-

V,posite'side facesfof the stocks are cut out along theirlongitudinaledgesto receive the metallic strips 2,`anyappropriatesecuring means being driven through thcsesti-ips'into thestockfl'as shownv atB, and-'will befobserved that'the outer" faceslofthesestrips lie flush with the lrespective-"side faces ofthe woodenstock 1 Certain of thesemetallic strips provide a means wherebyfthe toolmay" "be used as arule, andto this endv graduations are arranged on theouter face ofsuch'strips as'indicated at 4, in Figure-1.

Metallic wear plates 5 andl 6 are secured on the y'ends ofthe stock 1and'one sideedge of the jwearlplate 6 is formedwith .the graduations'7,as also clearly shown `in Figure l.

:i 'Thetopof this .woodenstock- 1 is- Jformed i with the longitudinallyextending recess or i A cavity 8,l at onefend thereoifand thelupper edgeofthewear plate 6 is orinedwitha slot 9 thatfcoinmunicates withtheoi'lterend lof the recess SLT-The inner end of thisr'ecessyS- isbevelledl'as'l indicated at 10, land'furthermore .Y a notch 11 isarranged atthe top vof the bevelled end 10 in which a nailorithe likemay be inserted for swinging the arm 12 upwardly. Y vThis .arm has litsouter end disposed within athe slot 9 formedzin the plate 6 andthepivotal connection for the outer end of this armzcomprisesfa screw 18''thatisithreaded infatranso verse-opening provided therefor in one sideof the -plate v6, t-herouter` end otthe YopeningV notapioj ect beyondthe tace of theplate 6. A reduced unthreaded pin14 is formed on theinner` endv of fthe screw; and this pin extends .throughanfopening'provided ltherefor inthe outer end of the arm 12and'is` disposed with-The upper edge of the outer end portion of the arm is cut away to form ashoulder16 that engages with the upper face of the plate l6 when the arm12 is swung upwardly to a Vertical position so that furtherv swingingmovement of said ar1n'12'w1ll be' prevented.

The arm is provided with the graduations 17- on either or both sidesthereof, whereby the same may be used also as a rule, and when Figui-e3,said' arm will cdoperate -w-iththe the arin Visdisposcd in the positionshown in' stop to provide a square. c Y

The inner end of the vertically swinging arin 1 2 is notched asillustrated at 1.8, to

facilitate gripping the same, and for the pur# pose of holding theswinging-arm nra folded,

position for inainlainii-ig the saine withinithc recess 8, ther-eisprovided with spring pressed latch 19 arranged in one side ofthe stock1,

rthe rounded inner end ofthe latchextending Qof the arm 12 is graspedand pulled outwardly Y of the recess '8, whenever it is desired tensethearm.

The stock 1 isformed in its ycentral portion with theithrough slot 21,in which-is arranged. a spirit level 22, as shown very clearly in :Fig-Aures 1 and 3 of the drawings.- Furthermore, v

the stock 1 has arranged inward-ly of its'ends the plunib beads 23, andthe lower' edge of the vertically swinging arm 12 AVis cut out, Aas at'24, so as not-to 1interferewvith'the adjacent plumb head'23 and'toypermit the upper edge,V i

of the arm 12 toflie Hush with the upper face of the stockl, when saidarm is in a folded position and disposed in the recess 8.

' The stock is furthermore-formed in its side While I have shown thepreferred embodiment ofmy invention, itis to be understood thatvariouschangesin the size, shapeand ar'- -rangernent ofparts may beresorted to, with-v out departlngfrom the spirit of the invention or thescope of the appended claim.

What I claim as' new is 'A tool comprising-,an elongated stockl ofrectangular cross-section andY having ya longitudinally Ve2' tend1 ngrecess opening ,outwardvlys-of one end thereof,- a'wear plate'at theslotted en d ofthe stock and having its upper portion provided with aslot communicating with Athe openy outer en d of the recess and having a'transverse'opening in one side thereof coinmunicating with the saidslot, fastening screws attachingthe plate to the stock, a pivot screwthreadedly engaged finffthe said 'transverse openingof the'vplateandhaving a re-A duced unthreaded'pin 011 'its innercnd, and; an armpivotally supported ons-aid pin and normally xhoused 1n the ,recessl of.the said ,stoek,;said arm, -wear plate andstockfhaving graduations on acorresponding side reading fronifalcomrnonzeron.; v Y

i g EMMETTL. JOHN STON.I

` ROBERTgLLOYD GREEN.

i vfaces with'the longitudinally extending iin- "gerengaging grooves 26rand this detail is shown in Figurel. The other end ofthe rule carryingstock is formed with-artvhrough hole shown at 25'in'Figuref1.

' For the purpose of maintaining the swing-4 w-lio ing arm 12in anyvertically adjusted position there is provided a 'spring stripv 30 thatis securedatlits forward end in. a vsuitable-recessV f' l. 31 formedlinthetop ofthe wooden stock 4las f shown inFigure 2. Thefree end lofthisspring strip loears -againstthe pivoted end of thejswinging arin'li12^and `iis,'furthermore v formed with any opening to accoininodatethereduced pin '14 formed on'thefinner end -of the screw .13. f l By,tighteningthescrew f1'3, the arnrv 2 will bepositivelysecureddn-anyfveriticallyadjusted position.l

` The 'use Vof my improved combi-:nation Atool will beread-ilyappreciated bytlroseskilled in' Y i fthe art, `and therefore a Vdetailed v'description f i 1` of the -varieus'uses of thefinstrumenvtgis ilocheved unnecessary. I 1

